Home / 150,646.50-207,892.98-82,669.95

Finding the Fourth Proportional to 150,646.50, 207,892.98 and 82,669.95

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Solution

The fourth proportional to 150,646.50, 207,892.98 and 82,669.95 is: 114,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,646.50 : 207,892.98 = 82,669.95 : x
  2. Step 2: Convert to fraction form
    150,646.50/207,892.98 = 82,669.95/x
  3. Step 3: Cross multiply
    150,646.50x = 207,892.98 × 82,669.95
  4. Step 4: Simplify right side
    150,646.50x = 17,186,502,261.95
  5. Step 5: Solve for x
    x = 17,186,502,261.95/150,646.50
  6. Step 6: Final answer
    x = 114,084.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.